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Warning: require_once(ABSPATHwp-includes/theme.php): failed to open stream: No such file or directory in /opt/app-root/src/wp-content/plugins/jetpack/jetpack_vendor/automattic/jetpack-import/src/endpoints/class-custom-css.php on line 14

Fatal error: require_once(): Failed opening required 'ABSPATHwp-includes/theme.php' (include_path='.:/opt/app-root/src:/usr/share/pear') in /opt/app-root/src/wp-content/plugins/jetpack/jetpack_vendor/automattic/jetpack-import/src/endpoints/class-custom-css.php on line 14